vi
TABLE OF CONTENTS
EQUIPMENT LISTS........................................................................................... viii
SYSTEM CONFIGURATIONS .............................................................................. x
1. PRINCIPLE OF NAVTEX SYSTEM ...............................................................1-1
1.1 How NAVTEX Works................................................................................................. 1-1
1.2 NAVTEX System Operation....................................................................................... 1-1
1.3 Message Format ....................................................................................................... 1-2
1.4 NAVTEX Station Map ................................................................................................ 1-3
1.5 NAVTEX Station List.................................................................................................. 1-4
2. OPERATION...................................................................................................2-1
2.1 Operating Controls .................................................................................................... 2-1
2 .2 Tu r n the Unit On/Off .................................................................................................. 2-1
2.3 Adjusting LCD Dimmer.............................................................................................. 2-2
2.4 Confirming the Ne w Message.................................................................................... 2-3
2.5 Sample Messages..................................................................................................... 2-4
2.6 Choosing the Receive Mode ..................................................................................... 2-5
2.7 Choosing the Local Frequency.................................................................................. 2-6
2.8 Editing th e Setting for Station and Message.............................................................. 2-6
2.9 Switchings the Frequency to Display......................................................................... 2-8
2.10 Alarm Messages........................................................................................................ 2-8
2.11 Processing Messages ............................................................................................... 2-9
2.12 Printing Messages................................................................................................... 2-10
2.13 Editing the NAVTEX Stati on List.............................................................................. 2-12
2.14 Icons ....................................................................................................................... 2-15
2.15 Messages List ......................................................................................................... 2-16
2.16 Other Functions....................................................................................................... 2-17
3. MAINTENANCE & TROUBLESHOOTING...................................................3-1
3.1 Maintenance.............................................................................................................. 3-1
3.2 Replacement of Fuse, Battery, LCD and Thermal Paper ........................................... 3-2
3.3 Troubleshooting......................................................................................................... 3-4
3.4 Diagnostics................................................................................................................ 3-5
3.5 Restoring All Defaul t Set tings.................................................................................... 3-6
4. INSTALLATION..............................................................................................4-1
4.1 Display Unit............................................................................................................... 4-1
4.2 Receiver Unit............................................................................................................. 4-3
4.3 Antenna Unit ............................................................................................................. 4-4
4.4 Printer (NX-700B onl y) .............................................................................................. 4-5
4.5 Wiring........................................................................................................................ 4-5
4.6 Setting of Printer...................................................................................................... 4-10
4.7 Digital Interfacing......................................................................................................4-11